Well I had a lot of help from my father with the soldering and so on and he was very good at math and was fascinated with computers and so I was fortunate enough to have a bunch of exposure going all the way back to high school - this was in the 1960s.
Since Castro took power the Cuban people have been denied basic human freedoms. No freedom of religion no freedom of the press no political freedom. And the regime uses brutality and violence to suppress these freedoms and impose its will.